Respuesta :

Answer:

x = -2.

Step-by-step explanation:

3x + 7 = 1

3x + 7 - 7 = 1 - 7

3x + 0 = -6

x = -6/3

x = -2.

bratzjs1

Answer:

x=-2

Step-by-step explanation:

1st:

Subtract 7 to both sides, so..

3x+7=1

    -7 -7

2nd:

3x=-6

3rd, Divide 3 to both sides:

3x=-6

_       _

3     3

4th:

x=-6/3

5th:

your answer is, x=-2

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